four local men securing the compound. when the massive attack began. ambassador stevens and others were escort it to barricaded building in the compound. unable to penetrate it, frustrated intruders had diesel fuel, ig noting oily fire trapped inside and somehow separated from the colleagues. ambassador stevens died of smoke inhalation. heroically, glen and another former navy seal ty wood managed to evacuate survivors fighting to a nearby safehouse known as the annex. >> he was on the roof. remained until everybody rescued from the safe house. because of him, all the people are still here today. then unfortunately, mortar fire was extremely accurate. >> tillekilled your brother and another sniper. >> yep. >> it doesn't sound like a spontaneous attack at all. >> no. from what i heard, it was well planned an well executed. it was not a bunch of angry protesters. >> news of the attack quickly spread. cbs news broadcast bloody scenes of the aftermath as kathety and family and friend tried to contact glen. there were military personnel at the house. that w